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ACRONYMS AND ABBREVIATIONS

ACCA: Air Conditioning Contractors of America

AEO: Annual Energy Outlook

ANOPR: Advance Notice of Proposed Rulemaking

ANSI: American National Standards Institute

ARI: Air-Conditioning and Refrigeration Institute

ARWI: Air-Conditioning & Refrigeration Wholesalers Association International

ASHRAE: American Society of Heating, Refrigerating and Air-Conditioning Engineers

BLAST: Building Loads and System Thermodynamics

BLM: Bureau of Land Management 

BOM: bill of materials

BOMA: Building Owners and Managers Association

Btu/h: British thermal units per hour 

C&I: commercial and industrial

CAPM: capital asset pricing model

CBECS: Commercial Buildings Energy Consumption Survey

CDD: cooling degree-days

CFL: compact fluorescent lamp

cfm: cubic feet per minute

CMER: consumer marginal energy rates

CO2: carbon dioxide

COP: coefficient of performance

CPU: central processing unit 

CUAC: commercial unitary air conditioner

DCV: demand-controlled ventilation

DFS: demolished floor space

DOE: Department of Energy

ECB: energy cost budget

ECM: electronically commutated motor

EER: energy efficiency ratio

EFS: existing floor space

EHD: electro-hydrodynamic enhancement 

EIA: Energy Information Administration 

ELCAP: End-Use Load and Consumer Assessment Program

EPA: Environmental Protection Agency

EPACT: Energy Policy Act

EPCA: Energy Policy and Conservation Act 

ERP: equity risk premium 

EUI: end use intensity

EXV: electronic expansion valve

FCR: fixed charge rate

FEMA: Federal Emergency Management Agency 
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FEMP: Federal Energy Management Program 

FERC: Federal Energy Regulatory Commission

FG: fiberglass

FLEOH: full load equivalent operating hours

GDP: gross domestic product

GRIM: Government Regulatory Impact Model

HCFC: hydro-chlorofluorocarbon

HDD: heating degree-days

HFC: hydrofluorocarbon

hp: horsepower

HRCU-A-CB: Split System Heat Pump with Remote Outdoor Unit, Air Source

HSP-A: Single Package Heat Pump, Air Source

HTML: Hypertext Markup Language

HVAC: heating, ventilation, and air conditioning

IESNA: Illuminating Engineering Society of North America

IMBUILD: Impact of Building Energy Efficiency Programs

IMPLAN: Impact Analysis for Planning

IOU: investor-owned utility

IPLV: Integrated Part-Load Value 

ISO: independent system operator

ITS: Intertek Testing Services

K: Kelvin

kW: kilowatts

kWh: kilowatt hours (103

 watt-hours)

LBNL: Lawrence Berkeley National Laboratory

LCC: life-cycle cost

LMTD: log-mean temperature difference

low-e: low-emissivity

LP: linear programming 

MIA: manufacturer impact analysis

MMS: maximum market saturation

MWh: megawatt-hours (106

 watt-hours)

NECPA: National Energy Conservation Policy Act

NEMS: National Energy Modeling System

NEMS-BT: National Energy Modeling System-Building Technologies

NES: national energy savings 

NFPA: National Fire Protection Association

NFS: new construction floor space

NH3: ammonia

NIOSH: National Institute for Occupational Safety and Health 

NIST: National Institute of Standards and Technology

NOAA: National Oceanographic and Atmospheric Administration

NOPR: Notice of Proposed Rulemaking

NOx: oxides of nitrogen 
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NPV: net present value

O&P: overhead and profit

OEM: original equipment manufacturer

OIRA: Office of Information and Regulatory Affairs

OMB: Office of Management and Budget

ORNL: Oak Ridge National Laboratory

OSHA: Occupational Safety and Health Administration 

PBA: principal building activity

PBP: payback period

PJM: Pennsylvania-New Jersey-Maryland

PNNL: Pacific Northwest National Laboratory

ppm: parts per million

PTAC: packaged terminal air conditioner

quad: quadrillion (1015) Btu

RCU-A-C: Split System Air Cooled Condensing Unit, Coil Alone

RCU-A-CB: Split System Condensing Unit, Coil with Blower, Air Cooled

RCUY-A-CB: Year-Round Split System Air Cooled Condensing Unit, Coil Alone

REIT: systematic firm risk in the property owner and development sector

RER: Regional Economic Research, Inc.

RTP: real-time pricing

SC: shading coefficient

SEC: Securities Exchange Commission

sf: square foot

SFS: surviving floor space

SHR: sensible heat ratio

SIC: standard industrial code

SO2: sulfur dioxide 

SP-A: Single Package Air Conditioner, Air Cooled

SPVU: single package vertical units

SPY-A: Year-Round Single Package Air Conditioner, Air Cooled 

SSPC: Standing Standards Project Committee

SWH: service water-heating

TDM: tariff data model 

TES: thermal energy storage

TMY: typical meteorological year

TOU: time-of-use

TSD: Technical Support Document

TXV: thermostatic expansion valve

UA: heat transfer coefficient multiplied by area

UAC PPI: unitary air conditioner producers price index

URL: Uniform Resource Locator

USGS: United States Geological Survey

W/ft2

: watts per square foot

WACC: weighted average cost of capital 
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WWR: window-to-wall ratio